920: How to Build MCP Servers

In this episode of Syntax, Wes and Scott talk through the fundamentals of web workers and service workers - examples, when you should use them, how to debug, local dev, and more. LogRocket - Sponsor LogRocket lets you replay what users do on your site, helping you reproduce bugs and fix issues faster. It’s an exception tracker, a session re-player and a performance monitor. Get 14 days free at logrocket.com/syntax. Sanity - Sponsor Sanity.io is a real-time headless CMS with a fully customizable Content Studio built in React. Get a Sanity powered site up and running in minutes at sanity.io/create. Get an awesome supercharged free developer plan on sanity.io/syntax. Freshbooks - Sponsor Get a 30 day free trial of Freshbooks at freshbooks.com/syntax Show Notes 00:11 Welcome 04:34 What are threads? 06:12 Concurrent vs parallel 09:22 Green screen web cam example 13:02 Examples of what you could use web workers for Party Town Deno 19:52 Sponsor: LogRocket 20:42 Post Message API and Web Workers 25:57 What about WASM? 27:28 Offline sync 28:14 What are service workers? 31:20 How do you caching sites for offline use? 32:39 Web worker vs service worker 34:12 Sponsor: Sanity 35:40 What is the lifecycle of a service worker 38:18 Possible issues with Service Workers 42:46 Debugging service workers Svelte Kit Service workers Workbox 43:04 Testing and local development Service Workers notes from Wes’ Workshop 46:45 Sponsor: Freshbooks 49:59 SIIIIICK ××× PIIIICKS ××× ××× SIIIIICK ××× PIIIICKS ××× Scott: Setex Gecko Grip 1mm Anti Slip Eyeglass Nose Pads Wes: Samsung Frame TV Shameless Plugs Scott: LevelUp Tutorials Wes: Wes Bos Tutorials Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets

24 Elo 202255min

In this Hasty Treat, Scott and Wes talk about the past 499 episodes of Syntax, what have been the most downloaded episodes, their favorite episodes, and the sickest of sick pics. Sentry - Sponsor Attend Dex If you want to know what’s happening with your code, track errors and monitor performance with Sentry. Sentry’s Application Monitoring platform helps developers see performance issues, fix errors faster, and optimize their code health. Cut your time on error resolution from hours to minutes. It works with any language and integrates with dozens of other services. Syntax listeners new to Sentry can get two months for free by visiting Sentry.io and using the coupon code TASTYTREAT during sign up. Payments Hub - Sponsor There are hundreds of payments processing companies out there. Hit up developer.paymentshub.com/syntax to learn more about how Payments Hub Developers not only processes ecommerce and in-person payments, but also boards and underwrites your merchants in as little as 90 minutes. We are currently offering Syntax listeners who become new partners 6 months free data through our Business Reporting API! Show Notes 00:28 Welcome 01:44 Sponsor: Sentry 03:28 Sponsor: Payments Hub 04:36 20 million! 05:57 Our current recording process Libsyn 09:09 Top 10 episodes 162 - The Fundementals JS 92 - React Hooks 158 - The Fundamentals HTML + CSS 66 - The React Episode 44 - How to Learn New Things Quickly 198 - How to Get Better at Problem Solving 20 JavaScript Array and Object Methods to make you a better developer 188 - The Fundamentals - Server Side 174 - How to Build an API 120 - Gatsby vs Next 18:00 Our favorite episodes 193 - Spooky Stories 400 - Horror Stories 2021 250 - Scott Teaches Wes Svelte and Sapper 60 - Undocumented Web 23:00 Questions from Twitter Twitter questions Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets

22 Elo 202232min

In this supper club episode of Syntax, Wes and Scott talk with the author of Svelte, Rich Harris, about what influenced the creation of Svelte, his thoughts on web components, the virtual DOM, why companies are switching to Svelte, and what’s next for Svelte. Gatsby - Sponsor Today’s episode was sponsored by Gatsby, the fastest frontend for the headless web. Gatsby is the framework of choice for content-rich sites backed by a headless CMS as its GraphQL data layer makes it straightforward to source website content from anywhere. Gatsby’s opinionated, React-based framework makes the hardest parts of building a performant website simpler. Visit gatsby.dev/syntax to get your first Gatsby site up in minutes and experience the speed. ⚡️ Lightstep Incident Response - Sponsor Streamline on-call, collaboration, incident management, and automation with a free 30-day trial of Lightstep Incident Response, built on ServiceNow. Usage-based pricing on active services promotes collaboration across your entire team to build a culture of service ownership. Listeners of Syntax will also receive a free Lightstep Incident Response T-shirt after firing an alert or incident. Pay for the services you use, not the number of people on your team with Lightstep Incident Response, built on ServiceNow. Streamline on-call, collaboration, incident management, and automation with a free 30-day trial. Fire an alert or incident today and receive a free Lightstep Incident Response t-shirt. Show Notes 00:33 Welcome 02:10 Who is Rich Harris? Rich Harris on Twitter 02:55 What is Svelte? Svelte Vercel Svelte Kit 06:52 What influenced the template language for Svelte? 10:03 What do you use the const tag for? 10:49 Sponsor: Gatsby 12:04 What about immutability issues? 17:49 What about web components? 21:51 Why does Svelte not need the virtual DOM? 27:34 Sponsor: Lightstep Incident Response 28:45 What is your favorite part of working in Svelte? 32:31 Why are companies switching to Svelte? 34:35 What is the SvelteKit timeline? 38:52 What’s the next version of Svelte include? Motion 41:36 Any thoughts on new backend JavaScript environments? Web Interoperability 45:39 Supperclub Questions 52:40 SIIIIICK ××× PIIIICKS ××× ××× SIIIIICK ××× PIIIICKS ××× Rich: Mullvad VPN Shameless Plugs Svelte Origins Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets

19 Elo 202256min

In this Hasty Treat, Scott and Wes talk about their thoughts on the different types of tech jobs you can get, and the pros and cons of each style of job in tech. Lightstep Incident Response - Sponsor Streamline on-call, collaboration, incident management, and automation with a free 30-day trial of Lightstep Incident Response, built on ServiceNow. Usage-based pricing on active services promotes collaboration across your entire team to build a culture of service ownership. Listeners of Syntax will also receive a free Lightstep Incident Response T-shirt after firing an alert or incident. Pay for the services you use, not the number of people on your team with Lightstep Incident Response, built on ServiceNow. Streamline on-call, collaboration, incident management, and automation with a free 30-day trial. Fire an alert or incident today and receive a free Lightstep Incident Response t-shirt. Freshbooks - Sponsor Get a 30 day free trial of Freshbooks at freshbooks.com/syntax LogRocket - Sponsor LogRocket lets you replay what users do on your site, helping you reproduce bugs and fix issues faster. It’s an exception tracker, a session re-player and a performance monitor. Get 14 days free at logrocket.com/syntax. Show Notes 00:10 Welcome 01:47 The types of jobs Wes’ tweet about developer jobs 03:02 Our experiences 05:58 Tech company 09:46 Freelancer or Entrepreneur 11:14 What are the pros of working at a agency? 18:38 Cons to agency life 26:19 Sponsor: Lightstep Incident Response 27:49 Pros of tech company jobs 30:47 Cons of working at tech companies 37:46 Sponsor: Freshbooks 38:51 Pros of in house tech jobs 46:01 Cons of tech work 51:29 Sponsor: LogRocket 52:28 Pros of freelance or entrepreneur 57:20 Cons of entrepreneur life 00:03 SIIIIICK ××× PIIIICKS ××× ××× SIIIIICK ××× PIIIICKS ××× Wes: Soap pump Scott: Pro breaking tour Shameless Plugs Scott: LevelUp Tutorials Wes: Wes Bos Tutorials Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets

17 Elo 20221h 6min

In this episode of Syntax, Wes and Scott talk about proposals to CSS including @when, CSS Masonry, CSS Caret, ENV Vars, and Media Query Ranges. Sentry - Sponsor If you want to know what’s happening with your code, track errors and monitor performance with Sentry. Sentry’s Application Monitoring platform helps developers see performance issues, fix errors faster, and optimize their code health. Cut your time on error resolution from hours to minutes. It works with any language and integrates with dozens of other services. Syntax listeners new to Sentry can get two months for free by visiting Sentry.io and using the coupon code TASTYTREAT during sign up. Sanity - Sponsor Sanity.io is a real-time headless CMS with a fully customizable Content Studio built in React. Get a Sanity powered site up and running in minutes at sanity.io/create. Get an awesome supercharged free developer plan on sanity.io/syntax. Show Notes 00:11 Welcome 00:58 Sponsor: Sentry 02:17 Sponsor: Sanity 03:32 CSS @when and @else CSS When and Else @when media(width >= 400px) and media(pointer: fine) and supports(display: flex) { /* A */ } @else supports(caret-color: pink) and supports(background: double-rainbow()) { /* B */ } @else { /* C */ } 05:42 CSS Grid 3 Masonry CSS Grid .grid { display: inline-grid; grid: masonry / repeat(3, 2ch); border: 1px solid; masonry-auto-flow: next; } David Desandro Rachel Andrew 09:00 CSS Caret CSS Caret 10:32 CSS Nesting CSS Nesting Syntax 343 CSS Nesting Postcss-preset-env 13:14 ENV Vars ENV Variables 14:58 Media Query Ranges MDN Media Queries @media (width < env(--small_bp)); @media (100px < width < 1000px); Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets

15 Elo 202220min

In this supper club episode of Syntax, Wes and Scott talk with Josh Larson from Shopify about headless ecommerce, including Hydrogen from Shopify, how integrations work with Shopify, and what the tech stack is behind Hydrogen. Hasura - Sponsor With Hasura, you can get a fully managed, production-ready GraphQL API as a service to help you build modern apps faster. You can get started for free in 30 seconds, or if you want to try out the Standard tier for zero cost, use the code “TryHasura” at this link: hasura.info. We’ve also got an amazing selection of GraphQL tutorials at hasura.io/learn. Lightstep Incident Response - Sponsor Streamline on-call, collaboration, incident management, and automation with a free 30-day trial of Lightstep Incident Response, built on ServiceNow. Usage-based pricing on active services promotes collaboration across your entire team to build a culture of service ownership. Listeners of Syntax will also receive a free Lightstep Incident Response T-shirt after firing an alert or incident. Pay for the services you use, not the number of people on your team with Lightstep Incident Response, built on ServiceNow. Streamline on-call, collaboration, incident management, and automation with a free 30-day trial. Fire an alert or incident today and receive a free Lightstep Incident Response t-shirt. Show Notes 00:38 Welcome 01:12 Guest introduction 03:16 What is Hydrogen from Shopify? Hydrogen Shopify Oxygen 11:23 Why would you want to go headless? 15:26 Sponsor: Hasura 16:56 Where does custom logic fit? 18:45 What is the stack behind Hydrogen? 24:16 Sponsor: Lightstep Incident Response 25:33 How much code is JavaScript vs React? 33:43 How do integrations work? 38:28 Supper Club Questions In Bed By 7pm VS Code Theme Zsh Hyper Laravel Vite Cloudflare Workers Rust Rust for JS 48:10 SIIIIICK ××× PIIIICKS ××× ××× SIIIIICK ××× PIIIICKS ××× The Story Of by Vice Shameless Plugs @JPLHomer Shopify Editions Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets

12 Elo 202251min

In this potluck episode of Syntax, Wes and Scott answer your questions about middleman for API fetching, when to introduce SvelteKit, generating PDFs serverside, trade offs of being an entrepreneur vs employee, and more! Prismic - Sponsor Prismic is a Headless CMS that makes it easy to build website pages as a set of components. Break pages into sections of components using React, Vue, or whatever you like. Make corresponding Slices in Prismic. Start building pages dynamically in minutes. Get started at prismic.io/syntax. Auth0 - Sponsor Auth0 is the easiest way for developers to add authentication and secure their applications. They provides features like user management, multi-factor authentication, and you can even enable users to login with device biometrics with something like their fingerprint. Not to mention, Auth0 has SDKs for your favorite frameworks like React, Next.js, and Node/Express. Make sure to sign up for a free account and give Auth0 a try with the link below. https://a0.to/syntax LogRocket - Sponsor LogRocket lets you replay what users do on your site, helping you reproduce bugs and fix issues faster. It’s an exception tracker, a session re-player and a performance monitor. Get 14 days free at logrocket.com/syntax. Show Notes 00:18 Welcome 02:50 Is there a way to create a “middleman” to fetch data from an API once a day? Redis 06:53 Should I wait before introducing team members to SvelteKit? SvelteKit V1 issues 10:28 What options do we have for generating PDFs serverside? WKHTML to PDF Puppeteer PhantomJS html2canvas Generate Invoice Workers 15:47 Sponsor: Prismic 17:08 How do you say thank you to sponsors? 18:32 How would you compare the tradeoffs of working at a tech company vs. an agency vs. freelancing vs. entrepreneurship? 20:47 What’s the best way for an oldie like me to catch up? CSS Grid.io Modern CSS Layouts 26:08 I’m wondering what do you think about tRPC? trpc.io Create t3 app 29:00 Sponsor: LogRocket 30:03 PDF creator Cloudflare worker 32:50 How do you feel about keeping separate accounts for things like Twitter? 37:28 Does using prototypes mean you are not doing functional programming? 42:09 PHP vs JavaScript based CMS Ghost Keystone Strapi 45:15 Sponsor: Auth0 46:21 Why do you think this mindset that with age comes an inability to learn? Syntax 44 How to Learn New Things Quickly 51:32 Are there other payment providers you guys recommend or should I stick with Stripe and hope for the best? Stripe Paypal 56:10 SIIIIICK ××× PIIIICKS ××× ××× SIIIIICK ××× PIIIICKS ××× Scott: Literature and History Wes: Kitchen faucet Shameless Plugs Scott: LevelUp Tutorials Wes: Wes Bos Tutorials Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets

10 Elo 20221h 2min

In this Hasty Treat, Scott and Wes talk about the various web browers that might show up in your analytics and whether you need to worry about supporting them or not. Sentry - Sponsor If you want to know what’s happening with your code, track errors and monitor performance with Sentry. Sentry’s Application Monitoring platform helps developers see performance issues, fix errors faster, and optimize their code health. Cut your time on error resolution from hours to minutes. It works with any language and integrates with dozens of other services. Syntax listeners new to Sentry can get two months for free by visiting Sentry.io and using the coupon code TASTYTREAT during sign up. MagicBell - Sponsor MagicBell is the The notification inbox for your product. Add a MagicBell to your product for announcements, billing, workflow, and other notifications. The free plan supports up to 100 Monthly Active Users - use the coupon code SYNTAXFM for 10% off the first 12 months. Show Notes 00:25 Welcome 01:19 Sponsor: Sentry 02:29 Sponsor: MagicBell 03:51 Big browsers and their engines 05:29 Cloaked browsers 08:16 What’s so great about Arc? Arc 11:33 JavaScript engines 13:30 iOS Browsers Open Web Advocacy 15:07 Android browsers 18:04 The rest of the browsers 19:24 Tor browser 20:20 Opera mini 22:48 UC browser 23:42 Opera mobile 24:57 KaiOS 26:26 Ringtone memories Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets

8 Elo 202230min